Finding the Fourth Proportional to 30,349,044.37, 41,881,651.50 and 16,410,366.19
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Solution
The fourth proportional to 30,349,044.37, 41,881,651.50 and 16,410,366.19 is: 22,646,289.27
Step by Step Solution
- Step 1: Write the proportion equation
30,349,044.37 : 41,881,651.50 = 16,410,366.19 : x - Step 2: Convert to fraction form
30,349,044.37/41,881,651.50 = 16,410,366.19/x - Step 3: Cross multiply
30,349,044.37x = 41,881,651.50 × 16,410,366.19 - Step 4: Simplify right side
30,349,044.37x = 687,293,237,756,962.75 - Step 5: Solve for x
x = 687,293,237,756,962.75/30,349,044.37 - Step 6: Final answer
x = 22,646,289.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.